Lasers that harness bacteria’s natural ability to convert sunlight into energy could power missions to Mars and provide a source of clean energy on Earth, scientists have announced. The ...

series, Randall Munroe of xkcd and Henry Reich of MinutePhysics looked at what might happen if every person on Earth pointed a laser at the moon and if it would change color. This question comes ...

The Fred G. Dale Planetarium is gearing up to show night skies, lasers, and much more for the month of February 2025.   The ...